Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ket cau lua slippers" » "ket cau qua slippers", "ket cay lua slippers", "ket cau cua slippers", "ket cau lua slippery", "ket cau lua grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ket cau lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ket cau lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ket cau lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ket cau lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.